GP876851 Mixer Cap and Pressure-Balancing Unit Kit,Compatible with Kohler Shower Valves K-304 and K-11748 Platforms Include GP800820 and GP77759,Black$$Tools & Hardware Other

Easy to install Replacement for Kohler parts GP76851 Compatible with Kohler shower valve K-304 and K-11748 Control the pressure and adjust the temperature to ensure a comfortable shower experience